Doklady Earth Sciences, 2020, V 492, N. 2.

Geology

Paleoproterozoic Age (2055–2050 Ma) of Volcanogenic–Terrigenous 
Rocks from the Bilyakchan Zone of the Siberian Platform and 
Okhotsk Massif Junction
V. K. Kuzmin, E. S. Bogomolov and Corresponding 
Member of the RAS A. B. Kuznetsov 
p. 393  

Volcanic Rocks and Granitoids from Cape Svyatoy Nos (Eastern Arctic): 
Their Age, Composition, and Paleotectonic Reconstructions
A. V. Moiseev, M. V. Luchitskaya and Corresponding Member 
of the RAS S. D. Sokolov 
p. 398  

Geodynamics

Cretaceous–Early Cenozoic Geodynamics of the 
Olyutorka–Kamchatka Accretionary Zone
N. V. Tsukanov and Academician L. I. Lobkovsky 
p. 402  

Petrology

Early Jurassic Suprasubduction Granitoids of the Uda Complex
at the Southwestern End of the Uda–Murgal Magmatic Arc: 
New Data on the Age and Sources
A. M. Larin, Corresponding Member of the RAS A. B. Kotov, 
E. B. Salnikova, Corresponding Member of the RAS A. A. Sorokin,
V. P Kovach and M. M. Podolskaya 
p. 407  

Mineralogy

Conditions of the Formation of Unique Mineralization with Yushkinite
V1 – xS · n[(Mg,Al)(OH)2] in Quartz–Calcite Veins, Pai-Khoi Ridge: 
Evidence from Study of Fluid Inclusions
N. V. Sokerina, N. S. Kovalchuk, S. I. Isaenko and M. Yu. Sokerin 
p. 411  

Nanoparticles of Iron Oxides in Thin Films on the 
Surfaces of Natural Quartz Crystals
N. N. Piskunova 
p. 415  

Epigenetic Alteration of Cupreous Gold in the Au–Ag–Cu–Pd Exsolution Texture
S. A. Onishchenko, S. K. Kuznetsov and E. M. Tropnikov 
p. 418  

First Finds of Native Gold and Platinum in the Ilmenite 
Placers of the Ariadnoye Basite–Ultrabasite Intrusion (Primorye)
Academician A. I. Khanchuk, V. P. Molchanov and D. V. Androsov 
p. 422  

Geochemistry

Haüyne Alkaline Basaltoids Found in the Lesser Caucasus 
(Kapan District, Armenia) and Their Middle Pleistocene Age
V. A. Lebedev and Academician I. V. Chernyshev 
p. 426  

Experimental Model of the Formation of Nanophase Metallic 
Iron in the Lunar Regolith
E. M. Sorokin, O. I. Yakovlev, E. N. Slyuta, M. V. Gerasimov,
 M. A. Zaitsev, V. D. Shcherbakov, K. M. Ryazantsev and S. P. Krasheninnikov 
p. 431  

Comparative Estimation of the Plutonium (238Pu, 239+240Pu) and Radiocesium 
(137Cs) Content in Bottom Sediments and Hydrobionts of the Yenisei River
T. A. Zotina, M. S. Melgunov, D. V. Dementyev and Yu. V. Alexandrova 
p. 434  

Sorption of Impurity Elements by the Components of Lower–Middle Miocene 
Lignite from the Sergeevskoe Deposit (Upper Amur Region)
L. M. Pavlova, V. I. Radomskaya, L. P. Shumilova, Corresponding 
Member of the RAS A. P. Sorokin and S. M. Radomskii 
p. 438  

Traces of the Tunguska Event (1908) in Sediments of Zapovednoe Lake Based on SR–XRF Data
A. V. Darin, D. Yu. Rogozin, A. V. Meydus, V. V. Babich, I. A. Kalugin, 
T. I. Markovich, Ya. V. Rakshun, F. A. Darin, D. S. Sorokoletov, A. A. Gogin, 
R. A. Senin and Academician A. G. Degermendzhi 
p. 442  

Geophysics

Density Structure of the Lithosphere of the Sikhote-Alin Orogenic Belt
Corresponding Member of the RAS A. N. Didenko and M. Yu. Nosyrev 
p. 446  

On the Solution of a Direct Problem for Determining the Parameters 
of Rayleigh-Type Waves in Layered Geophysical Medium
Corresponding Member of the RAS A. L. Sobisevich and D. A. Presnov 
p. 451  

Geography

Complex Assessment of Permissible Pollutant Loads for Freshwater and 
Terrestrial Ecosystems Using the Selenga River Basin as an Example
M. Yu. Semenov, Corresponding Member of the RAS V. A. Snytko, 
A. V. Silaev and Yu. M. Semenov 
p. 455  

The Age of Peatlands and Peatland Formation Stages in Polesie 
Landscapes of the East European Plain
Corresponding Member of the RAS K. N. Dyakonov, E. Yu. Novenko, 
N. G. Mazei and M. V. Kusilman 
p. 464  

Oceanology

Registering Fish Shoals Attracted by Solitary Intensive Internal Waves
Academician V. G. Bondur, A. N. Serebryany and V. V. Zamshin 
p. 471  

Freshwater Sources in the Bays of Yuzhnyi Island of the Novaya 
Zemlya Archipelago According to Isotopic (δD, δ18O) Data
S. A. Kossova, Corresponding Member of the RAS E. O. Dubinina, 
Ju. N. Chizhova and A. Yu. Miroshnikov 
p. 475  

Intensification of Atlantic and Pacific Large-Scale 
Upwelling under Recent Climate Conditions
Corresponding Member of the RAS A. B. Polonsky and 
A. N. Serebrennikov 
p. 480